Ranking of California Counties By Percentage of Population that were Black or African American Alone from Census 2020

Updated on February 25, 2023.

According to the data from the United States 2020 decennial Census for California counties, in April 2020, among all California counties, Solano County had the highest percentage of its population that identified their race as Black or African American Alone (13.71%), followed by Alameda County (9.80%), and Sacramento County (9.64%).

The chart below shows the top 10 counties, and the table below shows the ranking of all California counties based on the percentage of the population that identified as Black or African American Alone.

You can see similar ranking information for other states. You can also see similar rankings of counties for other racial groups as well as for the different ethnicities in California.

Ranking of California Counties By Percentage of Pop. that were Black or African American Alone from Census 2020
Solano
Alameda
Sacramento
Contra Costa
San Bernardino
Los Angeles
San Joaquin
Lassen
Riverside
Kings
Ranking of California Counties By Percentage of Pop. that were Black or African American Alone from Census 2020
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Rank County Black Alone % of County Pop.
1 Solano County 13.71
2 Alameda County 9.80
3 Sacramento County 9.64
4 Contra Costa County 8.70
5 San Bernardino County 8.46
6 Los Angeles County 7.93
7 San Joaquin County 7.75
8 Lassen County 6.96
9 Riverside County 6.47
10 Kings County 5.92
11 Kern County 5.51
12 San Francisco County 5.35
13 Fresno County 4.83
14 San Diego County 4.72
15 Yuba County 3.74
16 Merced County 3.26
17 Del Norte County 3.08
18 Amador County 3.05
19 Madera County 2.94
20 Stanislaus County 2.88
21 Yolo County 2.85
22 Imperial County 2.43
23 Marin County 2.42
24 Santa Clara County 2.32
25 Monterey County 2.27
26 San Mateo County 2.06
27 Sutter County 1.99
28 Ventura County 1.82
29 Tuolumne County 1.81
30 Napa County 1.77
31 Lake County 1.76
32 Butte County 1.72
33 Placer County 1.70
34 Orange County 1.69
35 Santa Barbara County 1.65
36 San Luis Obispo County 1.63
37 Sonoma County 1.56
38 Tulare County 1.41
39 Humboldt County 1.38
40 Santa Cruz County 1.16
41 Siskiyou County 1.13
42 Shasta County 1.05
43 San Benito County 0.99
44 Colusa County 0.91
45 Alpine County 0.83
46 Calaveras County 0.80
47 El Dorado County 0.80
48 Modoc County 0.77
49 Mendocino County 0.70
50 Tehama County 0.64
51 Mariposa County 0.63
52 Glenn County 0.61
53 Mono County 0.56
54 Plumas County 0.52
55 Inyo County 0.51
56 Nevada County 0.45
57 Trinity County 0.44
58 Sierra County 0.22